diff options
Diffstat (limited to 'intern/cycles/kernel/osl/shaders/node_vector_rotate.osl')
-rw-r--r-- | intern/cycles/kernel/osl/shaders/node_vector_rotate.osl | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/intern/cycles/kernel/osl/shaders/node_vector_rotate.osl b/intern/cycles/kernel/osl/shaders/node_vector_rotate.osl new file mode 100644 index 00000000000..e99bf7d81b0 --- /dev/null +++ b/intern/cycles/kernel/osl/shaders/node_vector_rotate.osl @@ -0,0 +1,49 @@ +/* + * Copyright 2011-2020 Blender Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "node_math.h" +#include "stdcycles.h" + +shader node_vector_rotate(int invert = 0, + string rotate_type = "axis", + vector VectorIn = vector(0.0, 0.0, 0.0), + point Center = point(0.0, 0.0, 0.0), + point Rotation = point(0.0, 0.0, 0.0), + vector Axis = vector(0.0, 0.0, 1.0), + float Angle = 0.0, + output vector VectorOut = vector(0.0, 0.0, 0.0)) +{ + if (rotate_type == "euler_xyz") { + matrix rmat = (invert) ? transpose(euler_to_mat(Rotation)) : euler_to_mat(Rotation); + VectorOut = transform(rmat, VectorIn - Center) + Center; + } + else { + float a = (invert) ? -Angle : Angle; + if (rotate_type == "x_axis") { + VectorOut = rotate(VectorIn - Center, a, point(0.0), vector(1.0, 0.0, 0.0)) + Center; + } + else if (rotate_type == "y_axis") { + VectorOut = rotate(VectorIn - Center, a, point(0.0), vector(0.0, 1.0, 0.0)) + Center; + } + else if (rotate_type == "z_axis") { + VectorOut = rotate(VectorIn - Center, a, point(0.0), vector(0.0, 0.0, 1.0)) + Center; + } + else { // axis + VectorOut = (length(Axis) != 0.0) ? rotate(VectorIn - Center, a, point(0.0), Axis) + Center : + VectorIn; + } + } +} |